i need this answered asap!! What's the source of thermal energy and how energy flows throughout the layers of the earth. (Hint: think of the cause of the convection currents)

I hope this pic will help you a lot.....

HAVE A GREAT DAY .....

dna is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).